Door mortising jig



FIG. 1 is a perspective view of a door mortising jig, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof, the top plan view being a mirror image thereof; and,

FIG. 5 is a left-side elevational view thereof, the right-side elevational view being a mirror image thereof.

The broken lines showing a door in FIG. 1 depict environmental matter and form no part of the claimed design. 

CLAIM We claim the ornamental design for a door mortising jig, as shown and described. 